8102461 has 4 divisors (see below), whose sum is σ = 8300124. Its totient is φ = 7904800.

The previous prime is 8102459. The next prime is 8102537. The reversal of 8102461 is 1642018.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3667225 + 4435236 = 1915^2 + 2106^2 .

It is not a de Polignac number, because 8102461 - 2¹ = 8102459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8102431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98770 + ... + 98851.

It is an arithmetic number, because the mean of its divisors is an integer number (2075031).

Almost surely, 2^8102461 is an apocalyptic number.

It is an amenable number.

8102461 is a deficient number, since it is larger than the sum of its proper divisors (197663).

8102461 is a wasteful number, since it uses less digits than its factorization.

8102461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197662.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 8102461 is about 2846.4822149453. The cubic root of 8102461 is about 200.8502221564.

Adding to 8102461 its reverse (1642018), we get a palindrome (9744479).

The spelling of 8102461 in words is "eight million, one hundred two thousand, four hundred sixty-one".